New Attachmentes Page with Skeleton. EventAttachments Model revised. Compatibility with v2. Get Attachments revised.

src/app/models/attachment.model.ts

@@ -0,0 +1,21 @@
+export class Attachment {
+    Id: number;
+    ParentId: string;
+    Sources: Sources;
+    SourceId: string;
+    Description: string;
+    SourceName: string;
+    CreateDate: string;
+    Stakeholders: string;
+    Link: string;
+    //Data: any;
+}
+
+enum Sources
+{
+    Undefined = 0,
+    webTRIX = 1,
+    K2 = 2,
+    Exchange = 3,
+    File = 4
+}